/usr/ is in libtxw2-java 0.1+20070624-1.
This file is owned by root:root, with mode 0o755.
..
/usr/share/
/usr/share/doc/
/usr/share/doc/libtxw2-java/
/usr/share/doc/libtxw2-java/copyright
/usr/share/doc/libtxw2-java/changelog.Debian.gz
/usr/share/maven-repo/
/usr/share/maven-repo/com/
/usr/share/maven-repo/com/sun/
/usr/share/maven-repo/com/sun/xml/
/usr/share/maven-repo/com/sun/xml/txw2/
/usr/share/maven-repo/com/sun/xml/txw2/txw2/
/usr/share/maven-repo/com/sun/xml/txw2/txw2/20070624/
/usr/share/maven-repo/com/sun/xml/txw2/txw2/20070624/txw2-20070624.pom
/usr/share/maven-repo/com/sun/xml/txw2/txw2/debian/
/usr/share/maven-repo/com/sun/xml/txw2/txw2/debian/txw2-debian.pom
/usr/share/java/
/usr/share/java/txw2-20070624.jar
/usr/share/maven-repo/com/sun/xml/txw2/txw2/20070624/txw2-20070624.jar
/usr/share/maven-repo/com/sun/xml/txw2/txw2/debian/txw2-debian.jar
/usr/share/java/txw2.jar